KHOA HOC C6NG N G H l B I^ N O O N G M O I T R U O N G N U O C , D IN H D U O N G V A I\IH|£m M A N o A t T R O N G N U O I T ftM S U [Penaeum monod!on\-LIIA L U A N C A N H T R U Y D N TH O M E V A C A I T l£ N O T iN H KIEIM G IA N G Truong Hoing Minh1, Trdn V4n Thanh2, Trdn Hodng Tuan1 t m t At Nhim danh gia biln dong moi trudng nuoc, dinh dudng vi nhilm dit md hinh nudi tom su-lua lain canh truyln thdng (TT) vi cai tiln (CT) d tinh Kiln Giang (KG), nghiln cuu da dugc thyc hi|n thdng qua vi|c thu miu mdi trudng nude hang thing (5 dot) vu nudi tdm (mua khd), dinh dudng, pH vi nhilm dit (5 dgt) vu nudi tdm vi lua (mua khd vi mua mua) d huy|n An Minh (md hinh TI) vi An Biln (md hinh CT) tir thing 01 din thing 12/2012 Cd rudng thi nghi|m (CT: 1,5-2,0; TT 2,53,0 ha/rupng) dugc chpn d moi md hinh Kit qua cua nghiln cuu cho thiy cic gii trj pH (7,6-8,7), dd kilm (87-133 mg/L), BOD (0,76-2,5 mg/L) vi COD (4,8-9,6 mg/L) nim khoang thich hgrp cho nudi tdm su vi khdng cd su khic bi|t ldn giua hai md hinh Nhi|t dp (TT) bilu ddng ldn, DO (CT) thip a cuoi vy, dd thip d diu vy vi biln dpng ldn qui trinh nudi d c i md hinh Cac ylu td dinh dudng dit cd xu hudng ting din vy nudi tdm vi giam vio vy trdng lua Cic gii trj pH dit (5,7-6,9), TN (1.350-2.063 mg/Kg), TP (174-565 mg/Kg) vi chit huu cor (CHC) (4,6-7,4 mg/Kg) d md hinh TT cao hon so vdi CT vi nim khoang thich hgp cho md hinh nudi Dd tich luy dit d md hinh TT (0,47-2,0%o) cao hon so vdi md hinh CT (0,35-l,l%o), cic gii trj thu dupe d ting (mit, vi 10 cm) cua md hinh khdng cd sy khic bi|t ldn Muc dp xim nhip m$n nghiln cuu niy chua giy inh hudng din phit triln cua ciy lua mua mua Tuy nhiln, cung cin cd nhung giii phip dl phit triln bln vung md hinh niy d tinh KG thdi gian tdi Tirkhda; Cai tiin, dinh dudng ddt, mdi trudng nude, nhiim m^n dat, tdm su-lua, truyin thdng G NUTfflfM rxi T mDCrI> ,, , Dong bang song Cuu Long (DBSCL) la noi co 1Jt_ mx„ omo ,, di£n tich nudi tdm su Ion nhat ca nude Nim 2012 1a 579.997 chi£m 56% san lupng tdm xudt khiu ca nude (280.647 tin) (Hi£p hpi Ch£ bi£n & Xuat khau XT 'I7AC17D 2012) Trong 'r aa a Thuy san Vi£t Nam-VASEP, dd, mo v ,, , , ’ x ’ hinh nudi tdm su ket hpp rung ngip (tom•, „ \ rung) vd rudng lua (tom su-lua) da vd dang > * »! l KiAl „ uupc phat tnen manh or cac tinn ven bien vung n-A u -■ w rwv coAa, n r- , Trade-SEAT, 2012) Kidn Giang (KG) ld tinh cd di£n tich nudi t6m su-lua Ion nhit vung DBSCL, d*n tich nudi ang U«n tuc to nam 2006 d